./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bff47839034fd9cbb920af5a298a9e1741d5a9c8d5dbee3233345fdc3046fb27 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:37:51,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:37:51,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:37:51,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:37:51,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:37:51,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:37:51,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:37:51,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:37:51,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:37:51,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:37:51,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:37:51,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:37:51,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:37:51,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:37:51,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:37:51,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:37:51,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:37:51,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:37:51,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:37:51,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:37:51,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:37:51,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:37:51,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:37:51,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:37:51,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:37:51,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:37:51,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:37:51,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:37:51,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:37:51,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:37:51,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:37:51,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:37:51,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:37:51,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:37:51,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:37:51,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:37:51,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:37:51,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:37:51,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:37:51,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:37:51,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:37:51,335 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-02 22:37:51,382 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:37:51,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:37:51,383 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:37:51,383 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:37:51,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:37:51,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:37:51,385 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:37:51,386 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-02 22:37:51,386 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-02 22:37:51,386 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-02 22:37:51,387 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-02 22:37:51,387 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-02 22:37:51,388 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-02 22:37:51,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:37:51,388 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:37:51,388 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-02 22:37:51,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:37:51,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:37:51,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:37:51,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-02 22:37:51,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-02 22:37:51,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-02 22:37:51,390 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:37:51,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:37:51,390 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-02 22:37:51,390 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:37:51,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-02 22:37:51,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:37:51,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:37:51,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:37:51,393 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:37:51,394 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:37:51,395 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-02 22:37:51,395 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff47839034fd9cbb920af5a298a9e1741d5a9c8d5dbee3233345fdc3046fb27 [2021-11-02 22:37:51,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:37:51,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:37:51,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:37:51,723 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:37:51,724 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:37:51,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c [2021-11-02 22:37:51,809 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/data/5486e1609/7480d99de14543b6b43802c9b9b02c9b/FLAGad2b8db73 [2021-11-02 22:37:52,474 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:37:52,476 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c [2021-11-02 22:37:52,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/data/5486e1609/7480d99de14543b6b43802c9b9b02c9b/FLAGad2b8db73 [2021-11-02 22:37:52,662 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/data/5486e1609/7480d99de14543b6b43802c9b9b02c9b [2021-11-02 22:37:52,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:37:52,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:37:52,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:37:52,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:37:52,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:37:52,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:37:52" (1/1) ... [2021-11-02 22:37:52,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3acaf207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:52, skipping insertion in model container [2021-11-02 22:37:52,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:37:52" (1/1) ... [2021-11-02 22:37:52,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:37:52,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:37:53,338 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c[63597,63610] [2021-11-02 22:37:53,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:37:53,407 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:37:53,530 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c[63597,63610] [2021-11-02 22:37:53,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:37:53,593 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:37:53,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53 WrapperNode [2021-11-02 22:37:53,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:37:53,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:37:53,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:37:53,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:37:53,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (1/1) ... [2021-11-02 22:37:53,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (1/1) ... [2021-11-02 22:37:53,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:37:53,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:37:53,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:37:53,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:37:53,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (1/1) ... [2021-11-02 22:37:53,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (1/1) ... [2021-11-02 22:37:53,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (1/1) ... [2021-11-02 22:37:53,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (1/1) ... [2021-11-02 22:37:54,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (1/1) ... [2021-11-02 22:37:54,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (1/1) ... [2021-11-02 22:37:54,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (1/1) ... [2021-11-02 22:37:54,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:37:54,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:37:54,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:37:54,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:37:54,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (1/1) ... [2021-11-02 22:37:54,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:37:54,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:37:54,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:37:54,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-02 22:37:54,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:37:54,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:37:54,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:37:54,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:38:03,332 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:38:03,333 INFO L299 CfgBuilder]: Removed 1209 assume(true) statements. [2021-11-02 22:38:03,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:38:03 BoogieIcfgContainer [2021-11-02 22:38:03,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:38:03,341 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-02 22:38:03,341 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-02 22:38:03,347 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-02 22:38:03,348 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:38:03,348 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 10:37:52" (1/3) ... [2021-11-02 22:38:03,350 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@770cdd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 10:38:03, skipping insertion in model container [2021-11-02 22:38:03,350 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:38:03,351 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:37:53" (2/3) ... [2021-11-02 22:38:03,351 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@770cdd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 10:38:03, skipping insertion in model container [2021-11-02 22:38:03,351 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:38:03,351 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:38:03" (3/3) ... [2021-11-02 22:38:03,353 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product28.cil.c [2021-11-02 22:38:03,410 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-02 22:38:03,410 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-02 22:38:03,410 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-02 22:38:03,410 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-02 22:38:03,410 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-02 22:38:03,411 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-02 22:38:03,411 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-02 22:38:03,411 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-02 22:38:03,574 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4978 states, 4977 states have (on average 1.882861161342174) internal successors, (9371), 4977 states have internal predecessors, (9371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:38:03,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2449 [2021-11-02 22:38:03,729 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:38:03,729 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:38:03,750 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:38:03,750 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:38:03,750 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-02 22:38:03,764 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4978 states, 4977 states have (on average 1.882861161342174) internal successors, (9371), 4977 states have internal predecessors, (9371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:38:03,839 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2449 [2021-11-02 22:38:03,839 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:38:03,840 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:38:03,845 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:38:03,846 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 22:38:03,859 INFO L791 eck$LassoCheckResult]: Stem: 3070#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(10);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string90.base, #t~string90.offset, 1);call write~init~int(95, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(93, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string92.base, #t~string92.offset, 1);call write~init~int(93, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(32, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 3 + #t~string92.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string94.base, #t~string94.offset, 1);call write~init~int(97, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(116, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(32, #t~string94.base, 3 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 4 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string96.base, #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 2 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(10);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string100.base, #t~string100.offset, 1);call write~init~int(112, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 2 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string102.base, #t~string102.offset, 1);call write~init~int(111, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(119, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(110, #t~string102.base, 3 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 4 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(73, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(76, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(95, #t~string104.base, 3 + #t~string104.offset, 1);call write~init~int(112, #t~string104.base, 4 + #t~string104.offset, 1);call write~init~int(58, #t~string104.base, 5 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 6 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(37, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(105, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 3 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(70, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(95, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(112, #t~string116.base, 3 + #t~string116.offset, 1);call write~init~int(58, #t~string116.base, 4 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 5 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string119.base, #t~string119.offset, 1);call write~init~int(37, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(105, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string122.base, #t~string122.offset, 1);call write~init~int(37, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(105, #t~string122.base, 2 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 3 + #t~string122.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(37, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(105, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(37, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(105, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 3 + #t~string131.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string133.base, #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 1 + #t~string133.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(9);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(30);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(9);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(21);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(30);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(9);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(21);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(30);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(9);call #t~string168.base, #t~string168.offset := #Ultimate.allocOnStack(25);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(30);call #t~string170.base, #t~string170.offset := #Ultimate.allocOnStack(9);call #t~string171.base, #t~string171.offset := #Ultimate.allocOnStack(25);~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 4853#L-1true havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 1848#L555true havoc valid_product_#res;havoc valid_product_~retValue_acc~6;havoc valid_product_~retValue_acc~6;valid_product_~retValue_acc~6 := 1;valid_product_#res := valid_product_~retValue_acc~6; 3332#L563true main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 1922#L399true assume 0 != main_~tmp~8; 1823#L368true ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 781#L589true havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~3;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~3; 1372#L458true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~3 := 4;getOrigin_#res := getOrigin_~retValue_acc~3; 3051#L483true bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 875#L1119true assume 0 == initPersonOnFloor_~floor; 1468#L1120true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 505#L1227-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 4858#L596true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 4437#L608-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 696#L923-2true havoc angelinaCall_#t~ret10, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~3;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~3; 2614#L458-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~3 := 4;getOrigin_#res := getOrigin_~retValue_acc~3; 1000#L483-1true angelinaCall_#t~ret10 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret10;havoc angelinaCall_#t~ret10;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 2374#L1119-1true assume 0 == initPersonOnFloor_~floor; 1607#L1120-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1289#L1227-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 445#L596-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 3650#L608-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 3518#L923-5true havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret87, timeShift_~tmp~24;havoc timeShift_~tmp~24;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 2678#L1773true timeShift_#t~ret87 := areDoorsOpen_#res;timeShift_~tmp~24 := timeShift_#t~ret87;havoc timeShift_#t~ret87; 862#L2715true assume 0 != timeShift_~tmp~24; 4513#L2716true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 2116#L2389-11true havoc __utac_acc__Specification1_spec__3_#t~ret22, __utac_acc__Specification1_spec__3_#t~ret23, __utac_acc__Specification1_spec__3_#t~ret24, __utac_acc__Specification1_spec__3_#t~ret25, __utac_acc__Specification1_spec__3_#t~ret26, __utac_acc__Specification1_spec__3_#t~ret27, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 4288#L1764-6true __utac_acc__Specification1_spec__3_#t~ret22 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret22;havoc __utac_acc__Specification1_spec__3_#t~ret22;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 4913#L634true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 658#L635true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 2188#L1773-1true __utac_acc__Specification1_spec__3_#t~ret23 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret23;havoc __utac_acc__Specification1_spec__3_#t~ret23; 3623#L639true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 3524#L694true cleanup_~i~0 := 0; 2384#L198-2true [2021-11-02 22:38:03,867 INFO L793 eck$LassoCheckResult]: Loop: 2384#L198-2true assume !false; 4552#L199true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 561#L202true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~10;havoc isBlocked_~retValue_acc~10;isBlocked_~retValue_acc~10 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~10; 2025#L1591true cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 3132#L206true assume 1 != cleanup_~tmp___0~0; 2092#L206-1true havoc isIdle_#res;havoc isIdle_#t~ret42, isIdle_~retValue_acc~17, isIdle_~tmp~16;havoc isIdle_~retValue_acc~17;havoc isIdle_~tmp~16;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret37, anyStopRequested_#t~ret38, anyStopRequested_#t~ret39, anyStopRequested_#t~ret40, anyStopRequested_#t~ret41, anyStopRequested_~retValue_acc~16, anyStopRequested_~tmp~15, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~16;havoc anyStopRequested_~tmp~15;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 4668#L844-50true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 1411#L871-50true anyStopRequested_#t~ret37 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret37;havoc anyStopRequested_#t~ret37; 81#L1872true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~16 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~16; 2544#L1936true isIdle_#t~ret42 := anyStopRequested_#res;isIdle_~tmp~16 := isIdle_#t~ret42;havoc isIdle_#t~ret42;isIdle_~retValue_acc~17 := (if 0 == isIdle_~tmp~16 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~17; 4190#L1949true cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 819#L218true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret87, timeShift_~tmp~24;havoc timeShift_~tmp~24;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 3170#L1773-6true timeShift_#t~ret87 := areDoorsOpen_#res;timeShift_~tmp~24 := timeShift_#t~ret87;havoc timeShift_#t~ret87; 2327#L2715-1true assume 0 != timeShift_~tmp~24; 2289#L2716-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1593#L2389-23true havoc __utac_acc__Specification1_spec__3_#t~ret22, __utac_acc__Specification1_spec__3_#t~ret23, __utac_acc__Specification1_spec__3_#t~ret24, __utac_acc__Specification1_spec__3_#t~ret25, __utac_acc__Specification1_spec__3_#t~ret26, __utac_acc__Specification1_spec__3_#t~ret27, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 2554#L1764-13true __utac_acc__Specification1_spec__3_#t~ret22 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret22;havoc __utac_acc__Specification1_spec__3_#t~ret22;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 64#L634-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 3578#L635-1true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 502#L1773-7true __utac_acc__Specification1_spec__3_#t~ret23 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret23;havoc __utac_acc__Specification1_spec__3_#t~ret23; 1739#L639-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 1215#L694-1true cleanup_~i~0 := 1 + cleanup_~i~0; 2384#L198-2true [2021-11-02 22:38:03,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:38:03,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1138125382, now seen corresponding path program 1 times [2021-11-02 22:38:03,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:38:03,885 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063785199] [2021-11-02 22:38:03,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:38:03,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:38:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:38:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:38:04,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 22:38:04,297 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063785199] [2021-11-02 22:38:04,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063785199] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 22:38:04,299 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 22:38:04,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 22:38:04,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070973889] [2021-11-02 22:38:04,317 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-02 22:38:04,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:38:04,323 INFO L85 PathProgramCache]: Analyzing trace with hash -118804279, now seen corresponding path program 1 times [2021-11-02 22:38:04,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:38:04,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285323608] [2021-11-02 22:38:04,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:38:04,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:38:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:38:04,352 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:38:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:38:04,432 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:38:05,014 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 22:38:05,014 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 22:38:05,015 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 22:38:05,015 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 22:38:05,015 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-02 22:38:05,015 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:38:05,015 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 22:38:05,015 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 22:38:05,015 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product28.cil.c_Iteration1_Loop [2021-11-02 22:38:05,016 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 22:38:05,016 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 22:38:05,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,140 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:38:05,586 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 22:38:05,587 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-02 22:38:05,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:38:05,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:38:05,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:38:05,598 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 22:38:05,598 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:38:05,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-02 22:38:05,628 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-02 22:38:05,628 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-02 22:38:05,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-02 22:38:05,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:38:05,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:38:05,669 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:38:05,676 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 22:38:05,676 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:38:05,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-02 22:38:05,725 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-02 22:38:05,725 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-02 22:38:05,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-02 22:38:05,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:38:05,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:38:05,804 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:38:05,821 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 22:38:05,822 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:38:05,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-02 22:38:05,835 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-02 22:38:05,835 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_~retValue_acc~17=0} Honda state: {ULTIMATE.start_isIdle_~retValue_acc~17=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-02 22:38:05,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-02 22:38:05,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:38:05,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:38:05,874 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:38:05,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 22:38:05,880 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:38:05,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-02 22:38:05,909 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-02 22:38:05,909 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isFloorCalling_#in~floorID=0} Honda state: {ULTIMATE.start_isFloorCalling_#in~floorID=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-02 22:38:05,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-02 22:38:05,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:38:05,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:38:05,943 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:38:05,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-02 22:38:05,945 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 22:38:05,946 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:38:05,970 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-02 22:38:05,970 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res=5, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~0=5, ~doorState~0=5, ULTIMATE.start_timeShift_~tmp~24=5, ULTIMATE.start_areDoorsOpen_~retValue_acc~12=5} Honda state: {ULTIMATE.start_areDoorsOpen_#res=5, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~0=5, ~doorState~0=5, ULTIMATE.start_timeShift_~tmp~24=5, ULTIMATE.start_areDoorsOpen_~retValue_acc~12=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-02 22:38:06,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-02 22:38:06,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:38:06,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:38:06,025 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:38:06,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-02 22:38:06,036 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 22:38:06,036 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:38:06,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-02 22:38:06,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:38:06,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:38:06,103 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:38:06,113 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-02 22:38:06,113 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 22:38:06,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c3522a3-40e2-4b49-99ea-681b78de3b88/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process